The objective of this study is to determine and assess the impact of work discipline and career development on the performance of PT Telkom Purwokerto employees. This study employs quantitative methodologies with descriptive analysis techniques and causality analysis using SPSS Version 20. The data was collected by conducting interviews with the HR department and sending questionnaires to 40 workers of PT Telkom Purwokerto using a saturated sample technique. Work discipline, career growth, and employee performance are all rated as good by the study's findings. The results also indicate that work discipline and career development have a substantial impact, either partially or simultaneously, on the performance of PT Telkom Purwokerto personnel.

Keywords: Career Development, Work Discipline, Employee Performance, Human resource, Human capital